Global climate models, such as the Energy Exascale Earth System Model developed by the U.S. Department of Energy, rely on many underlying equations that simulate Earth's natural processes. These include the water cycle, carbon ...
Earth Sciences
Apr 11, 2024
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20
Constructed within a natural sinkhole in Puerto Rico, the 305-meter-wide Arecibo Telescope played a part in numerous discoveries, including the first detection of an exoplanet. It was the largest radio telescope in the United ...
Astronomy
Mar 29, 2024
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70
The Greater Caucasus mountain range stretches between the Black and Caspian Seas across parts of Russia, Georgia, and Azerbaijan. These formidable peaks are the result of the subduction of the Arabian plate beneath the Eurasian ...
Earth Sciences
Mar 27, 2024
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1
Governments and international organizations have touted the circular economy, in which materials and products stay in circulation for as long as possible, as an antidote to our global plastic problem. (The equivalent of 2,000 ...
Environment
Mar 26, 2024
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14
A group of coastal Alaska Native tribes in 2016 began monitoring shellfish, a traditional harvest, for deadly biotoxins because the state only tests commercial harvests. The program fills an essential gap in public health ...
Environment
Mar 21, 2024
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27
Permafrost, or ground that is frozen for two or more years, stretches over about 14 million square kilometers in the Northern Hemisphere, 15% of the hemisphere's land area. Cold temperatures limit the decomposition of organic ...
Earth Sciences
Mar 4, 2024
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1
The coastal ocean helps regulate climate change by acting like a giant sponge for atmospheric carbon dioxide. However, the coastal ocean is also a hot spot that releases nitrous oxide and methane, two other potent greenhouse ...
Earth Sciences
Mar 4, 2024
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41
Global atmospheric methane concentrations have risen steadily since 2006. Growth in agriculture, transportation, and industry are partly to blame, but so too is the rise in biogenic emissions, or emissions from natural sources.
Environment
Mar 1, 2024
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23
Climate change is heating the oceans, altering currents and circulation patterns responsible for regulating climate on a global scale. If temperatures dropped, some of that damage could theoretically be undone.
Earth Sciences
Feb 29, 2024
2
70
At subduction zones, slabs of lithosphere sink into Earth's mantle. Understanding how these slabs fit into mantle convection cells is important because of the role these movements play in plate tectonics. It's also difficult, ...
Earth Sciences
Feb 26, 2024
0
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